health and human services secretary kathleen sebelius today blogged that people should shop health care.gov during off-peak hours -- morning, nights, weekends. not a vote of confidence says luke chung. >> it tells me the system isn't fully baked. this system should be able to accommodate as many people that want to get on as possible. >> what i'm going to do is make sure we get it fixed. >> reporter: chung says the administration's goal of making sure the website can support 50,000 users at one time by the end of saturday is not the best way to measure success. >> 50,000 is not a number that is unheard of for websites to support at one time. so i think the challenge is not just the number of users but whether there are still bugs in the system that will prevent the process from running smoothly. >> reporter: late this afternoon a health care official said the site can support close to 50,000 users now and cited other progress, the error rate once 6% less than 1%. the website used to take eight seconds for a page to load. now just milliseconds. >> what do they want to talk to me about? >> re